81166005

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{1609}}^1$

素因数の和:1698

約数の個数: 48

約数和(自身を含む): 150696000

約数和(自身を除く): 69529995

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 59, 95, 171, 177, 285, 295, 531, 855, 885, 1121, 1609, 2655, 3363, 4827, 5605, 8045, 10089, 14481, 16815, 24135, 30571, 50445, 72405, 91713, 94931, 152855, 275139, 284793, 458565, 474655, 854379, 1375695, 1423965, 1803689, 4271895, 5411067, 9018445, 16233201, 27055335, 81166005]

約数ペア:

[(1, 81166005), (3, 27055335), (5, 16233201), (9, 9018445), (15, 5411067), (19, 4271895), (45, 1803689), (57, 1423965), (59, 1375695), (95, 854379), (171, 474655), (177, 458565), (285, 284793), (295, 275139), (531, 152855), (855, 94931), (885, 91713), (1121, 72405), (1609, 50445), (2655, 30571), (3363, 24135), (4827, 16815), (5605, 14481), (8045, 10089)]